somebody plz explain to me what happen when a person have a syndoms like below:
- the heart beat suddenly become very fast…
- then u will feel dizzy
- u will become normal after that or
- u will black out…
someone plz tell me [s:3] [s:3] [s:3]
dun noe…u happen be4??
go see see doc
did you drink coffee or nescafe before this happen??
人在兴奋时，交感-肾上腺髓质系统兴奋，儿茶酚胺释放量增多作用于心肌引起正性频率作用（心律加快）晕倒可能由于脑组织一过性缺血所致。
大脑供血不足.
这种症状，很多病也会有。。。
但“大颈泡”也会有头晕的。。。
你不妨去看医生啊！！！
不够睡？然后还做了激烈运动的？
heart failure
ok lah… thanks all of u
Maybe AIDS? LOL … or Cancer? LOL …
No idea seriously … get a doctor’s consultant is the best way …
謝謝你們的意見. 醫生說我沒事,很正常. 是心理作用.
有時是天氣弄到我不舒服…